The Truc du Chapelat () is a peak in the Massif Central, part of the Margeride mountains.
Truc refers to a "large stone or rock" in Occitan. It is also a geological feature defining a hillock, a height covered with moorland. As for Chapelat, it denotes a barren summit.
The Truc du Chapelat is located on a ridge line about 2.5 km as the crow flies from Truc de la Garde, in the municipality of Malzieu-Forain in Lozère.
Its summit is crowned with a granite chaos.